OT-2026-000055187
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000055187) never changes.
Identity and time
| Publication number | OT-2026-000055187 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e83-7be9-8c7a-e9565fe23f9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055187 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d97e44aca2267d206da20ccc9f790079d719ecd16828f012e952dff98f9cefc |
|---|---|
| Markdown | 36ab09775d7474940a8a9cdb0388c33449721cbc35adaf07e1eaded0168b97d9 |
| Publication page | 1fd2b33beaa7d05c34372b552aff58d5cf96d7ed0c3ee0d99032863c3e7a68e8 |
| Manifest | 8e3548ca7855b88b17bdac300ed39dcd9e6cc5279f098da9bcfd07c3dbed3148 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | +/R9fA/Hv99etApyAK+eIilKveEg221VCS12aRuMu60BdpXDev/AqxNAn7547EdDOLhJFtqOKGsddyOtF641Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:22.663249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055187observed 1fd2b33beaa7d05c34372b552aff58d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:22.644583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055187/manifest.jsonobserved 8e3548ca7855b88b17bdac300ed39dcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:22.625866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055187/publication.mdobserved 36ab09775d7474940a8a9cdb0388c334...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:22.606508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055187/publication.txtobserved 4d97e44aca2267d206da20ccc9f79007...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|